[Samba] change SOA record

[Rowland Penny]

On Thu, 10 Nov 2016 13:21:52 +0100
"Rauer, Frank via samba" <samba at lists.samba.org> wrote:

> 
> Hello list..:-)
> 
> i have a little problem and don´t find a solution for it.
> Some time ago our first DC died and I replaced it with a new one with
> a different name but the same IP.didn´t want to change the DNS entry
> in all the clients.
> Guess since than the dynamic DNS update wasn´t working anymore, so I 
> tried to find out the reason.
> 
> What I found is that the SOA record was pointing still to the none 
> existing DC. After searching a little bit I was able to change the
> SOA record for our Forward-lookupzone and the first workstations have
> been registered in the DNS...till today not enough.
> 
> But I was only able to change the SOA record for our first 
> "samdom.example.com" zone. For the "_msdcs.samdom.example.com" zone
> it´s not possible. I use exactely the same syntax...no success.
> 
> With dig -t SOA _msdcs.samdom.example.com I get every information
> about. When I try to change it I get only a message "ERROR: Record
> does not exist"
> 
> At the moment we´re on 4.4.6, but also in a testsystem with 4.5.1 I
> get the same result.
> 
> Has anybody an idea how to fix it ?
> 
> Thanks
> 
> Frank
> 
> 

How are you trying to add the SOA record ?
The command should be something like this:

samba-tool dns add 127.0.0.1 _msdcs.samdom.example.com @ NS
dc.samdom.example.com

You could be missing some records, see here:

https://wiki.samba.org/index.php/Verifying_and_Creating_a_DC_DNS_Record

Rowland